# ACADIAN ASSET MANAGEMENT INC (AAMI) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 10948W103
Page URL: https://superinvestorclub.com/stock/AAMI
Last updated: 2026-07-08T12:53:29.409Z

## Summary

As of the most recent 13F filing period, ACADIAN ASSET MANAGEMENT INC (AAMI) is held by 1 tracked superinvestors with an aggregate position value of $421.4M representing 07743282 shares.

## Top institutional holders (1)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [John Paulson](https://superinvestorclub.com/manager/62) | Paulson & Co | 7743282 | $421.4M | 13.54% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2023-12-31: 1 holders, $171.5M aggregate, 08950121 shares
- 2024-03-31: 1 holders, $204.4M aggregate, 08950121 shares
- 2024-06-30: 2 holders, $199.6M aggregate, 0895012154315 shares
- 2024-09-30: 1 holders, $227.3M aggregate, 08950121 shares
- 2024-12-31: 2 holders, $236.0M aggregate, 0895012111517 shares
- 2025-03-31: 2 holders, $232.3M aggregate, 0895012132476 shares
- 2025-06-30: 2 holders, $316.5M aggregate, 0895012132476 shares
- 2025-09-30: 1 holders, $372.9M aggregate, 07743282 shares
- 2025-12-31: 1 holders, $363.9M aggregate, 07743282 shares
- 2026-03-31: 1 holders, $421.4M aggregate, 07743282 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "ACADIAN ASSET MANAGEMENT INC (AAMI) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/AAMI), aggregating SEC 13F, Form 4, and congressional disclosures."